AO

Akira Oosawa

OC Olympus Optical Co.: 1 patents #121 of 360Top 35%
Overall (1997): #179,720 of 185,788Top 100%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5659740 Information service system using unity code Hitoshi Ezaki, Hitoshi Kawada, Naoshi Honma 1997-08-19